A device (CPE) for using a broadband network at a customer's premises comprising a physical connector (21) for linking to the broadband network and a distributing structure (NTU, 24) that is connected to said physical connector for distributing broadband elements over one or more service modules (RGUs A, B, C, D) for associated customer modules (CUEs E, F, G, H), characterized in that said distributing structure (NTU) comprises a plurality of mechanically modularly arranged connector facilities (25) at an interface between said distributing structure and said service modules so as to provide a repeatedly mechanically exchangeable connection for a service module (RGU) belonging to one service provider from a range of mutually distinct service providers, and in that said distributing structure (NTU, 24) is provided with means (26, 27) for making said mutually distinct service providers indiscriminately exchangeable among said connector facilities (25).